Eventually, high-mass stars are unable to continue fusion of heavier and heavier elements when they...

A. Accumulate too much iron in their cores
B. Get too hot
C. Change jobs
D. Accumulate too much carbon in their cores



Answer :

Final answer:

High mass stars cease fusion of heavier elements when iron accumulates in their cores due to energy requirements.


Explanation:

Eventually high mass stars are unable to continue fusion of heavier and heavier elements when they accumulate too much iron in their cores. The fusion of iron requires energy instead of releasing it, leading to the star's demise as it can no longer sustain the energy balance.


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